It plops down into a huge gray mud-spot.

砰地一声落入巨大的灰色泥地里。

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From Velky Grob, I marched 15 miles down trash-strewn roads and across desolate farmland, my shoes caked with mud, arriving in Sered, a gray town I instantly hated.

从Velky Grob出发，我沿着垃圾散布的道路走了15英里，到达了塞雷德，期间穿过荒芜的农田，搞得鞋上都是泥巴。塞雷德是个阴郁的小镇，我看了一眼就很讨厌它。

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The major soil species suited for vegetable were gray salt paddy soil, gray mud paddy soil and black salt paddy soil, which occupied 92. 42% of total fields suited for vegetable in Licheng.

全区宜菜地土壤类型主要为灰埭田、灰泥田和乌埭田，占全区宜菜地总面积的92.42％。

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During a visit to the construction site for the new arena, Labeaume, the Quebec mayor, waded through cold, gray mud, stopping at a spot where one of the rink's faceoff circles will likely be, and pointed to a Nordiques flag flying from an industrial crane.

WSJ: Quebec: The Only Thing Missing Is a Team